Cos (x) = 2.3 how do I find x?

A train has 6 passenger cars and each car has 4 columns of seats and each column holds 50 passengers. If one of the cars has 25 empty seats, and the rest of the cars are full, how many passengers are on the train?

you go to a grocery store and buy a $2.50 bag of sugar and a sandwich for $1.75. The sales tax for your state is 7%. What is the total amount you with pay?

In a poll, 10% of the students from Fulton High School said they enjoyed running, while 7 out of 65 students polled at Sullivan High School said they liked to run. Which school has a greater percentage of students who enjoy running?

Calculate the surface area of a cube with side measurement of 3.2 inches?

A customer needs 60 pencils. if he buys them on sale, how many of the 60 pencils can he get for free. also you buy 4 pencils get the 5th on for free

Find the dimensions of the rectangular corral split into 2 pens of the same size producing the greatest possible enclosed area given 300 feet of fencing. (Assume that the length is greater than or equal to the width.

What is the volume of a rectangle prism that has a length of 2cm width of 3cm and a height of 5cm

A student factors 3x2 - 12 to the following. 3 (x2 - 4) Which statement about 3 (x2 - 4) is true? A. The expression is equivalent, and it is completely factored. / B. The expression is equivalent, but it is not completely factored. / C.

What is the area of a square that has a perimeter of 40 feet? Explain your reasoning

The university gym opens at 9 am on saturday mornings. one saturday morning at 8:55 am there are 27 students outside the gym waiting for it to open. should you use the same approach from part a.